/*
 * Copyright 2016, The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.example.android.architecture.blueprints.todoapp.tasks.domain.filter;

import com.example.android.architecture.blueprints.todoapp.data.Task;

import java.util.ArrayList;
import java.util.List;

/**
 * Returns the active tasks from a list of {@link Task}s.
 */
class ActiveTaskFilter implements TaskFilter {
    @Override
    public List<Task> filter(List<Task> tasks) {
        List<Task> filteredTasks = new ArrayList<>();
        for (Task task : tasks) {
            if (task.isActive()) {
                filteredTasks.add(task);
            }
        }
        return filteredTasks;
    }
}
